Electronic cigarette

ABSTRACT

An electronic cigarette includes an inhalation rod with a cavity, a mouthpiece assembly, an e-liquid accommodating assembly and an atomization assembly. The mouthpiece assembly, the e-liquid accommodating assembly and the atomization assembly are installed in the cavity of the inhalation rod. Between the mouthpiece assembly and the atomization assembly disposes a ventilation tube capable to guide the atomized e-liquid from the atomization assembly to the mouthpiece assembly. The mouthpiece assembly includes a filter. On an inner wall of the cavity of the inhalation rod along the axial direction thereof disposes a first mounting part. The filter or on other components fixing connected with the filter disposes a second mounting part. The first mounting part and the second mounting part are disposed adjacent to each other. The connection by mechanical mechanism does not need to use glue or other adhesive containing harmful ingredients.

FIELD OF THE INVENTION

The present invention relates to an electronic cigarette, especially to a disposable electronic cigarette.

BACKGROUND OF THE INVENTION

As a hobby product, cigarette is widely welcomed by people, especially men's favorite. However, the tar in cigarettes is harmful to human health, wherein most of them are carcinogenic substances. Moreover, secondary smoking causes great harm to non-smokers. Therefore, most public places have rules of prohibiting smoking. But for smokers, quitting smoking is a very difficult task. Therefore, a lot of cigarette substitutes have emerged on the market, such as electronic cigarettes capable of replacing tobacco.

Electronic cigarette is also known as virtual cigarette and electronic atomizer, mainly used to quit smoking and replace cigarette. Electronic cigarette have the same appearance of cigarettes, with similar taste of cigarettes, and also can be suck out smoke, taste and feeling like cigarettes; but electronic cigarettes have no tar, suspended particles or other harmful ingredients of cigarettes.

A disposable electronic cigarette is an electronic cigarette that does not need to charge or replace cartridge, and to be discarded after a single use. But the existing disposable electronic cigarette has the following defects: a disposable electronic cigarette includes an inhalation rod, the inhalation rod has a through cavity. One end of the inhalation rod is a mouthpiece portion. The mouthpiece portion installs a mouthpiece assembly corresponding to a chamber portion. The mouthpiece assembly includes a filter. The outer surface of the filter is adhered to an inner wall of the cavity by glue. However, glue contains ingredients harmful to human being. Then users will definitely inhale more or less harmful ingredients when smoking the electronic cigarette, and long-term smoking and exposure will cause serious harm to the users.

SUMMARY OF THE INVENTION

The problem to be solved by the present invention is to provide an electronic cigarette, which can reduce the inhalation of harmful substances in the electronic cigarette.

To resolve the aforementioned technical problems, the present invention adopt the following technical solutions:

An electronic cigarette, including:

an inhalation rod with a cavity;

an e-liquid accommodating assembly for storing e-liquid;

an atomization assembly operable to vaporize e-liquid; and

a mouthpiece assembly;

the mouthpiece assembly, the e-liquid accommodating assembly and the atomization assembly being installed in the cavity of the inhalation rod, wherein between the mouthpiece assembly and the atomization assembly disposes a ventilation tube capable of guiding the atomized e-liquid from the atomization assembly to the mouthpiece assembly; one end of the ventilation tube connects with the atomization assembly, and the other end stretches into the mouthpiece assembly;

wherein the mouthpiece assembly includes a filter; an inner wall of the cavity of the inhalation rod along the axial direction thereof disposes a first mounting part; the filter or on other components of the electronic cigarette fixing connected with the filter disposes a second mounting part; the first mounting part and the second mounting part are disposed adjacent to each other, and mutually abuts to form an abutting mechanism capable of limiting the filter at least along the axial direction of the cavity of the inhalation rod.

In a further embodiment of the electronic cigarette of the present invention, the first mounting part is a first friction surface located on the inner wall of the cavity corresponding to the position of the filter, the second mounting part is a second friction surface located on the outer surface of the filter. The first friction surface and the second friction surface abut and limit to each other to form a friction pair.

In a further embodiment of the electronic cigarette of the present invention, the first mounting part is a rib protruding from the convex on the inner wall of the cavity of the inhalation rod, the second mounting part is a step platform formed by recessed from a partial end surface of one end of the outer surface of the filter. The rib locates at one end of the cavity of the inhalation rod, and the filter abuts on the rib from the other end in the cavity of the inhalation rod by the step platform, thus forming a clamp positioning mechanism.

In a further embodiment of the electronic cigarette of the present invention, there are at least two ribs, which are respectively disposed at different locations on a same inner circumference.

In a further embodiment of the electronic cigarette of the present invention, the rib is a circle annular rib protruding from the inner wall of the cavity of the inhalation rod.

In a further embodiment of the electronic cigarette of the present invention, the mouthpiece assembly disposes a sealing ring. One end of the filter facing the sealing ring has a convex stage, a central of the sealing ring is recessed to form a grove. The convex stage is positioned in the groove. The filter is fixed on the inner wall of the cavity of the inhalation rod by the sealing ring. The seal ring has a through air vent, and the filter communicates with the ventilation tube by an air vent.

In a further embodiment of the electronic cigarette of the present invention, the e-liquid accommodation assembly includes a columnar liquid-storage cotton operable to store e-liquid. The liquid-storage cotton has a through central hole. In the central hole installs a liquid-guiding cotton for guiding e-liquid. The ventilation tube passes through the liquid-guiding cotton. Between the ventilation tube and the liquid-guiding cotton disposes a fixing tube. The atomization assembly partly stretches into the ventilation tube.

In a further embodiment of the electronic cigarette of the present invention, the atomization assembly includes a battery, an atomization seat and a heating wire assembly connecting with the battery. The atomization assembly includes a base, the base disposes a center convex stage protruding therefrom, the center convex stage stretches into the ventilation tube. The heating wire assembly passes through the atomization seat and then also stretches into the ventilation tube. On the sidewall of the ventilation tube corresponding to the heating wire assembly defines atomization holes.

In a further embodiment of the electronic cigarette of the present invention, the base disposes a circle cup wall around the center convex stage. The cup wall and the center convex stage clamp and fix one end of the liquid-storage cotton and one end of the liquid-guiding cotton.

In a further embodiment of the electronic cigarette of the present invention, the other end of the inhalation rod disposes a microphone and a light cap opposite to one end disposed with the mouthpiece assembly.

The beneficial effects of the present invention are: in the cavity of the inhalation rod of the electronic cigarette installs a mouthpiece assembly, an e-liquid accommodation assembly and an atomization assembly, wherein between the mouthpiece assembly and the atomization assembly disposes a ventilation tube capable to guide the atomized e-liquid from the atomization assembly to the mouthpiece assembly. On the mouthpiece assembly disposes with a filter, on the inner wall of the cavity of the inhalation rod disposes a first mounting part, and on the filter or other members fixing connecting with the filter disposes a second mounting part. The first mounting part and the second mounting part are fixed by a mechanical connection mechanism. Therefore comparing to the current technical solutions by adhesion between the filter and the inner wall of the inhalation rod, the positioning mechanism of the present invention does not need to use glue or other adhesive containing harmful ingredients, avoiding the users inhaling in glue or harmful ingredients of adhesive when smoking the electronic cigarette, and being good for long-term use of the electronic cigarette.

Embodiments of the present invention will be further described in detail in the following drawings.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 is a sectional schematic view of an electronic cigarette after assembly according to a first embodiment of the present invention.

FIG. 2 is an exploded schematic view of the electronic cigarette according to the first embodiment of the present invention.

FIG. 3 is a schematic view of a filter of the electronic cigarette according to the first embodiment of the present invention.

FIG. 4 is a schematic view of an inhalation rod of the electronic cigarette according to the first embodiment of the present invention.

FIG. 5 is a schematic view of a matching between the filter and the inhalation rod of the electronic cigarette according to the first embodiment of the present invention.

FIG. 6 is a sectional schematic view of an electronic cigarette after assembly according to a second embodiment of the present invention.

FIG. 7 is an exploded schematic view of the electronic cigarette according to the second embodiment of the present invention.

FIG. 8 is a schematic view of a filter of the electronic cigarette according to the second embodiment of the present invention.

FIG. 9 is a schematic view of a sealing ring of the electronic cigarette according to the second embodiment of the present invention.

FIG. 10 is a schematic view of a matching between a filter and an inner wall of an inhalation rod of an electronic cigarette according to a third embodiment of the present invention.

DETAILED DESCRIPTION OF THE INVENTION

A first embodiment: Referring to FIG. 1 to FIG. 5, a first embodiment provides an electronic cigarette. The electronic cigarette includes an inhalation rod 27, an e-liquid accommodation assembly, an atomization assembly and a mouthpiece assembly which are all disposed in the inhalation rod 27. The inhalation rod 27 has a cavity. The mouthpiece assembly, the e-liquid accommodation assembly and the atomization assembly all are in turn installed in the cavity of the inhalation rod 27. The e-liquid accommodation assembly is used to store e-liquid, and the atomization assembly is used to atomize e-liquid. Between the mouthpiece assembly and the atomization assembly disposes a ventilation tube 23 capable of guiding the atomized e-liquid from the atomization assembly to the mouthpiece assembly. One end of the ventilation tube 23 connects with the atomization assembly, and the other end of the ventilation tube 23 stretches into the mouthpiece assembly.

In the first embodiment, the mouthpiece assembly includes a filter 21 and a sealing ring 22. The sealing ring 22 is disposed between the filter 21 and the ventilation tube 23 acting as a seal to prevent the e-liquid to be absorbed into the mouthpiece portion. The central of the sealing ring 22 has a through air vent. The filter 21 communicates with the ventilation tube 23 by the air vent.

The e-liquid accommodation assembly includes a columnar liquid-storage cotton 24. The liquid-storage cotton 24 is disposed at one side of the sealing ring 22 in the inhalation rod 27. The liquid-storage cotton 24 has a through central hole. In the central hole installs a liquid-guiding cotton 25 for guiding e-liquid. The ventilation tube 23 passes through the liquid-guiding cotton 25. Between the ventilation tube 23 and the liquid-guiding cotton 25 disposes a fixing tube 26. The atomization assembly partly stretches into the ventilation tube 23.

The atomization assembly includes a battery 211, an atomization seat 29 and a heating wire assembly 28 connected with the battery 211. The heating wire assembly 28 is electrically connected with the battery 211 by an electronic wire 210. The atomization seat 29 includes a base, a center convex stage protruding from a central of the base, and the center convex stage stretches into the ventilation tube 23. The heating wire assembly 28 passes through the atomization seat 29 and then also stretches into the ventilation tube 23. On the sidewall of the ventilation tube 23 corresponding to the heating wire assembly 28 defines atomization holes.

In order to securely fix the liquid-storage cotton 24 and the liquid-guiding cotton 25, the base disposes a circle cup wall thereon and around the center convex stage. The cup wall and the center convex stage clamp and fix one end of the liquid-storage cotton 24 and one end of the liquid-guiding cotton 25 near the atomization seat 29. the other end of the inhalation rod disposes a microphone and a light cap opposite to one end disposed with the mouthpiece assembly.

In the first embodiment, an inner wall of the cavity of the inhalation rod 27 disposes a first mounting part thereon, and the filter 21 disposes a second mounting part thereon. The first mounting part and the second mounting part are positioned by a mechanical connection mechanism.

Specifically, referring to FIG. 4 and FIG. 6, the first mounting part is a rib 27 a disposed and protruding from t the inner wall of the cavity of the inhalation rod 27, and the second mounting part is a step platform 21 a formed by recessed from a partial end surface of one end of an outer surface of the filter 21. The rib 27 a locates at one end of the cavity of the inhalation rod 27, and the filter 21 abuts on the rib 27 a from the other end in the cavity of the inhalation rod 27 by the step platform 21 a and, thus forming a clamp positioning mechanism.

In the first embodiment, the rib 27 a is a circular annular rib 27 a disposed and protruding from the inner wall of the cavity of the inhalation rod 27, and on the corresponding end surface of the filter 21 corresponding to rib 27 a forms a annular step platform 21 a. When installing, the filter 21 a stretches into the cavity of the inhalation rod 27 form one end of the inhalation rod 27 which is not disposed with the rib 27 a, and abuts to one side of the rib 27 a by the step platform 21 a, then achieves the positioning.

In other alternative embodiments, the shape and number of the rib 27 a may be changed according to actual situation. For example, in other alternative embodiments, there are at least two ribs, which are respectively disposed at different locations on a same inner circumference, wherein the spacing, angle or distance between the ribs may be set as the same, or t the spacing, angle or distance between the ribs may be disposed as gradually increasing or decreasing, and or also may be disposed as random. For the mode of multiple ribs, when installing, the filter 21 stretches into the cavity of the inhalation rod 27 from one end of the inhalation rod 27 which is not disposed with rib, and abuts to one side of the step platform 21 a by the multiple ribs, then achieves the positioning.

In the first embodiment, positioning by the abutting between the rib and the step platform, therefore comparing to the current technical solutions by adhesion between the filter and the inner wall of the inhalation rod, the positioning mechanism of the present invention does not need to use glue or other adhesive containing harmful ingredients, avoiding the users inhaling in glue or harmful ingredients of adhesive when smoking the electronic cigarette, and being good for long-term use of the electronic cigarette.

A second embodiment: Referring to FIG. 7 to FIG. 9, a second embodiment provides an electronic cigarette. The electronic cigarette includes an inhalation rod 27, an e-liquid accommodation assembly, an atomization assembly and a mouthpiece assembly, which are all disposed in the inhalation rod 27. The inhalation rod 27 has a cavity. The mouthpiece assembly, the e-liquid accommodation assembly and the atomization assembly all are installed in the cavity of the inhalation rod 27. The e-liquid accommodation assembly is used to store e-liquid, the atomization assembly is used to atomize e-liquid, wherein between the mouthpiece assembly and the atomization assembly disposes a ventilation tube 23 capable of guiding the atomized e-liquid from the atomization assembly to the mouthpiece assembly. One end of the ventilation tube 23 connects with the atomization assembly, and the other end stretches into the mouthpiece assembly.

The e-liquid accommodation assembly includes a columnar liquid-storage cotton 24 operable to store e-liquid. The liquid-storage cotton 24 is disposed at one side of a sealing ring 22 in the inhalation rod 27. The liquid-storage cotton 24 has a through central hole. In the central hole installs a liquid-guiding cotton 25 for guiding e-liquid. The ventilation tube 23 passes through the liquid-guiding cotton 25. Between the ventilation tube 23 and the liquid-guiding cotton 25 disposes a fixing tube 26. The atomization assembly partly stretches into the ventilation tube 23.

The atomization assembly includes a battery 211, an atomization seat 29 and a heating wire assembly 28 connecting with the battery 211. The heating wire assembly 28 is electrically connected with the battery 211 by an electronic wire 210. The atomization assembly 29 includes a base, and the base disposes a circle cup wall thereon and around a center convex stage. The center convex stage stretches into the ventilation tube 23. The heating wire assembly 28 passes through the atomization seat 29 and then also stretches into the ventilation tube 23. On the sidewall of the ventilation tube 23 corresponding to the heating wire assembly 28 defines atomization holes.

In order to securely fix the liquid-storage cotton 24 and the liquid-guiding cotton 25, the base disposes a circle cup wall thereon and around the center convex stage. The cup wall and the center convex stage clamp and fix one end of the liquid-storage cotton 24 and one end of the liquid-guiding cotton 25 near the atomization seat 29. The other end of the inhalation rod disposes a microphone and a light cap opposite to one end disposed with the mouthpiece assembly

In the second embodiment, the mouthpiece assembly includes a filter 31 and a sealing ring 32. The sealing ring 32 is disposed between the filter 31 and the ventilation tube 23 acting as a seal to prevent the e-liquid to be absorbed into the mouthpiece portion.

The difference between the second embodiment and the first embodiment is: Referring to FIG. 9 and FIG. 10, one end of the filter 31 facing the sealing ring 32 has a convex stage 31 a, and a central of the sealing ring 32 is recessed to form a grove 32 a and a through air vent. The convex stage 31 a is positioned in the groove 32 a. The filter 31 is fixed on the inner wall of the cavity of the inhalation rod 27 by the sealing ring 32, and communicates with the ventilation tube 23 by the air vent. When installing, firstly make the filter 31 matching fixed with the sealing ring 32 by the convex stage 31 a, then fix with a first mounting part on the inner wall of the cavity of the inhalation rod 27 by the sealing ring 32 or a second mounting part disposed on the other members which are securely connected with the sealing ring 32. The matching mode between the first mounting part and the second mounting part may adopt as fixed by the abutting mechanism between the rib and the step platform described in the first embodiment, or other abutting mechanism such as screw matching or tensioning matching and etc. The filter of the second embodiment does not need to use glue or other adhesive containing harmful ingredients, avoiding the users inhaling in glue or harmful ingredients of adhesive when smoking the electronic cigarette, and being good for long-term use of the electronic cigarette.

A third embodiment: Referring to FIG. 10, a third embodiment provides an electronic cigarette, wherein the structure is different to the structure of the electronic cigarette in the first embodiment that only by the matching between the filter and the inner wall of the cavity of the inhalation rod, therefore for the other members except the filter and the inhalation rod also may refer to the structure shown in FIG. 2. The electronic cigarette of the third embodiment includes an inhalation rod 47, an e-liquid accommodation assembly, an atomization assembly and a mouthpiece assembly, which are all disposed in the inhalation rod 47. The inhalation rod 47 has a cavity. The mouthpiece assembly, the e-liquid accommodation assembly and the atomization assembly all are installed in the cavity of the inhalation rod 47. The e-liquid accommodation assembly is used to store e-liquid, the atomization assembly is used to atomize e-liquid, wherein between the mouthpiece assembly and the atomization assembly disposes a ventilation tube 23 capable of guiding the atomized e-liquid from the atomization assembly to the mouthpiece assembly. One end of the ventilation tube 23 connects with the atomization assembly, and the other end stretches into the mouthpiece assembly.

The mouthpiece assembly includes a filter 41 and a sealing ring 22. The sealing ring 22 is disposed between the filter 41 and the ventilation tube 23 acting as a seal to prevent the e-liquid to be absorbed into the mouthpiece portion. The central of the sealing ring 22 has a through air vent; the filter 41 communicates with the ventilation tube 23 by the air vent.

The e-liquid accommodation assembly includes a columnar liquid-storage cotton 24 operable to store e-liquid. The liquid-storage cotton 24 is disposed at one side of a sealing ring 32 in the inhalation rod 47. The liquid-storage cotton 24 has a through central hole. In the central hole installs a liquid-guiding cotton 25 for guiding e-liquid. The ventilation tube 23 passes through the liquid-guiding cotton 25. Between the ventilation tube 23 and the liquid-guiding cotton 25 disposes a fixing tube 26. The atomization assembly partly stretches into the ventilation tube 23.

The atomization assembly includes a battery 211, an atomization seat 29 and a heating wire assembly 28 connecting with the battery 211. The heating wire assembly 28 is electrically connected with the battery 211 by an electronic wire 210. The atomization assembly 29 includes a base, the base disposes a circle cup wall thereon and around a center convex stage. The center convex stage stretches into the ventilation tube 23. The heating wire assembly 28 passes through the atomization seat 29 and then also stretches into the ventilation tube 23. On the sidewall of the ventilation tube 23 corresponding to the heating wire assembly 28 defines atomization holes. In order to securely fix the liquid-storage cotton 24 and the liquid-guiding cotton 25, the base disposes a circle cup wall thereon and around the center convex stage. The cup wall and the center convex stage clamp and fix one end of the liquid-storage cotton 24 and one end of the liquid-guiding cotton 25 near the atomization seat 29. The other end of the inhalation rod disposes a microphone and a light cap opposite to one end disposed with the mouthpiece assembly.

The difference between the third embodiment and the first embodiment is: In the third embodiment, an inner wall of the cavity of the inhalation rod 47 corresponding to the position of the filter 31 disposes a first friction surface 47 a, and an outer surface of the filter 31 corresponding to the inner wall of the inhalation rod 47 disposes a second friction surface 41 a. The first friction surface 47 a and the second friction surface 41 a are mutually abutted to form a friction pair, then achieve the objective of the fixation between the filter 31 and the inhalation rod 47 by the abutting mechanism. The first friction surface 47 a and the second friction surface 41 a may be polished by fixture or use mold to make the inner wall of the cavity rough when the inhalation rod 47 being molded, thereby increase the friction between the filter 31 and the inner wall of the inhalation rod 47, then achieve mechanical connection fixing.

In the third embodiment, by increasing friction on the outer surface of the filter to fix with the inner wall of the inhalation rod 47, it is not required to use glue or other adhesive containing harmful ingredients, avoiding the users inhaling in glue or harmful ingredients of adhesive when smoking the electronic cigarette, and being good for long-term use of the electronic cigarette.

Embodiments of the present invention is shown and described in the above-mentioned. Various improvement and modifications can be made to the embodiments by those skilled in the art without departing from the true spirit and scope of the disclosure. The scope of the present invention is defined by the appended claims and equivalents thereof. 

1. An electronic cigarette, comprising: an inhalation rod with a cavity; an e-liquid accommodating assembly for storing e-liquid; an atomization assembly operable to vaporize e-liquid; and a mouthpiece assembly; the mouthpiece assembly, the e-liquid accommodating assembly and the atomization assembly being installed in the cavity of the inhalation rod, wherein between the mouthpiece assembly and the atomization assembly disposes a ventilation tube capable of guiding the atomized e-liquid from the atomization assembly to the mouthpiece assembly; one end of the ventilation tube connects with the atomization assembly, and the other end of the ventilation tube stretches into the mouthpiece assembly; wherein the mouthpiece assembly includes a filter; an inner wall of the cavity of the inhalation rod along the axial direction thereof disposes a first mounting part; the filter or on other components of the electronic cigarette securely connected with the filter disposes a second mounting part; the first mounting part and the second mounting part are disposed adjacent to each other, and mutually abuts to form an abutting mechanism capable of limiting the filter at least along the axial direction of the cavity of the inhalation rod.
 2. According to the electronic cigarette in claim 1, wherein the first mounting part is a first friction surface located on the inner wall of the cavity corresponding to the position of the filter, the second mounting part is a second friction surface located on an outer surface of the filter, the first friction surface and the second friction surface abut and limit to each other to form a friction pair.
 3. According to the electronic cigarette in claim 1, wherein the first mounting part is a rib protruding from the inner wall of the cavity of the inhalation rod, the second mounting part is a step platform formed by recessed from a partial end surface of one end of the outer surface of the filter, the rib locates at one end of the cavity of the inhalation rod, and the filter abuts on the rib from the other end in the cavity of the inhalation rod by the step platform, thus forming a clamp positioning mechanism.
 4. According to the electronic cigarette in claim 3, wherein there are at least two ribs, which are respectively disposed at different locations on a same inner circumference.
 5. According to the electronic cigarette in claim 3, wherein the rib is an annular rib protruding from the inner wall of the cavity of the inhalation rod.
 6. According to the electronic cigarette in claim 1, wherein the mouthpiece assembly disposes a sealing ring, one end of the filter facing the sealing ring has a convex stage, a central of the sealing ring is recessed to form a grove, the convex stage is positioned in the groove, the filter is fixed on the inner wall of the cavity of the inhalation rod by the sealing ring, and the seal ring has a through air vent, the filter communicates with the ventilation tube by the air vent.
 7. According to the electronic cigarette in claim 1, wherein the e-liquid accommodation assembly includes a liquid-storage cotton operable to store e-liquid, the liquid-storage cotton has a through central hole he central hole installs a liquid-guiding cotton for guiding e-liquid, the ventilation tube passes through the liquid-guiding cotton, between the ventilation tube and the liquid-guiding cotton disposes a fixing tube, the atomization assembly partly stretches into the ventilation tube.
 8. According to the electronic cigarette in claim 7, wherein the atomization assembly includes a battery, an atomization seat and a heating wire assembly connecting with the battery, the atomization assembly includes a base, the base disposes a center convex stage protruding therefrom, the center convex stage stretches into the ventilation tube, the heating wire assembly passes through the atomization seat and then also stretches into the ventilation tube, the sidewall of the ventilation tube corresponding to the heating wire assembly defines atomization holes.
 9. According to the electronic cigarette in claim 8, wherein the base disposes a cup wall around the center convex stage, the cup wall and the center convex stage clamp and fix one end of the liquid-storage cotton and one end of the liquid-guiding cotton.
 10. According to the electronic cigarette in claim 9, wherein the other end of the inhalation rod disposes a microphone and a light cap opposite to one end disposed with the mouthpiece assembly.
 11. According to the electronic cigarette in claim 2, wherein the e-liquid accommodation assembly includes a columnar liquid-storage cotton operable to store e-liquid, the liquid-storage cotton has a through central hole he central hole installs a liquid-guiding cotton for guiding e-liquid, the ventilation tube passes through the liquid-guiding cotton, between the ventilation tube and the liquid-guiding cotton disposes a fixing tube, the atomization assembly partly stretches into the ventilation tube.
 12. According to the electronic cigarette in claim 3, wherein the e-liquid accommodation assembly includes a columnar liquid-storage cotton operable to store e-liquid, the liquid-storage cotton has a through central hole he central hole installs a liquid-guiding cotton for guiding e-liquid, the ventilation tube passes through the liquid-guiding cotton, between the ventilation tube and the liquid-guiding cotton disposes a fixing tube, the atomization assembly partly stretches into the ventilation tube.
 13. According to the electronic cigarette in claim 4, wherein the e-liquid accommodation assembly includes a columnar liquid-storage cotton operable to store e-liquid, the liquid-storage cotton has a through central hole he central hole installs a liquid-guiding cotton for guiding e-liquid, the ventilation tube passes through the liquid-guiding cotton, between the ventilation tube and the liquid-guiding cotton disposes a fixing tube, the atomization assembly partly stretches into the ventilation tube.
 14. According to the electronic cigarette in claim 5, wherein the e-liquid accommodation assembly includes a columnar liquid-storage cotton operable to store e-liquid, the liquid-storage cotton has a through central hole he central hole installs a liquid-guiding cotton for guiding e-liquid, the ventilation tube passes through the liquid-guiding cotton, between the ventilation tube and the liquid-guiding cotton disposes a fixing tube, the atomization assembly partly stretches into the ventilation tube.
 15. According to the electronic cigarette in claim 6, wherein the e-liquid accommodation assembly includes a columnar liquid-storage cotton operable to store e-liquid, the liquid-storage cotton has a through central hole he central hole installs a liquid-guiding cotton for guiding e-liquid, the ventilation tube passes through the liquid-guiding cotton, between the ventilation tube and the liquid-guiding cotton disposes a fixing tube, the atomization assembly partly stretches into the ventilation tube. 